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Run results for: round vs trunc vs floor vs parseFloat

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Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.75 Safari/537.36 Edg/100.0.1185.39
Chrome 100
Mac OS X 10.15.7
Desktop
2 years ago
Test name Executions per second
trunc 3756117.2 Ops/sec
round 3726700.2 Ops/sec
floor 3783104.2 Ops/sec
parseFloat to int 1723819.1 Ops/sec
Tests:

  • trunc

    AخA
     
    Math.trunc(13.37)
    Math.trunc(13.67)

  • round

     
    Math.round(13.37)
    Math.round(13.67)

  • floor

     
    Math.floor(13.37)
    Math.floor(13.67)

  • parseFloat to int

     
    parseFloat(12.17.toFixed())
    parseFloat(12.97.toFixed())